package cn.wolfcode.wolf2w.service.impl;

import cn.wolfcode.wolf2w.domain.StrategyTheme;
import cn.wolfcode.wolf2w.query.StrategyThemeQuery;
import cn.wolfcode.wolf2w.repository.StrategyThemeRepository;
import cn.wolfcode.wolf2w.service.IStrategyThemeService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.*;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;

import java.util.List;

@Service
public class StrategyThemeServiceImpl implements IStrategyThemeService {

    @Autowired
    private MongoTemplate template;
    @Autowired
    private StrategyThemeRepository repository ;
    @Override
    public void save(StrategyTheme strategyTheme) {
        strategyTheme.setId(null);
        repository.save(strategyTheme);
    }

    @Override
    public void update(StrategyTheme strategyTheme) {
        repository.save(strategyTheme);
    }

    @Override
    public void delete(String id) {
        repository.deleteById(id);
    }

    @Override
    public StrategyTheme get(String id) {
        return repository.findById(id).orElse(null);
    }

    @Override
    public List<StrategyTheme> list() {
        return repository.findAll();
    }

    @Override
    public Page<StrategyTheme> query(StrategyThemeQuery qo) {
        Query query = new Query();
        long count = template.count(query, StrategyTheme.class);
        if(count==0){
            Page.empty();
        }
        if(count%qo.getPageSize()==0&&qo.getCurrentPage()>1){
            qo.setCurrentPage(qo.getCurrentPage()-1);
        }
        Pageable pageable = PageRequest.of(qo.getCurrentPage() - 1, qo.getPageSize(), Sort.Direction.ASC, "_id");
        query.with(pageable);
        List<StrategyTheme> strategyThemes = template.find(query, StrategyTheme.class);
        return new PageImpl<>(strategyThemes,pageable ,count );
    }

    @Override
    public void saveOrUpdate(StrategyTheme strategyTheme) {
        if(StringUtils.hasLength(strategyTheme.getId())){
            this.update(strategyTheme);
        }else {
            this.save(strategyTheme);
        }
    }


}
